The Colonial Pipeline, which carries gas and jet fuel from Houston to New York, was shut down on Wednesday. The company estimates
full service from Houston will resume Sunday
, following an evaluation of infrastructure and successful execution of its start up plan.

Chief Oil Analyst for the Oil Price Information Service Tom Kloza said the country can expect higher prices,
but not necessarily shortages
, with a worse-case-scenario national average of $2.75 per gallon.

"Restarting a refinery is not like restarting a car," he said. "It's more like restarting a lawn mower that has been sitting in a shed for a number of years.